1330350040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{707633}}^1$

素因数の和:707691

約数の個数: 32

約数和(自身を含む): 3056978880

約数和(自身を除く): 1726628840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 707633, 1415266, 2830532, 3538165, 5661064, 7076330, 14152660, 28305320, 33258751, 66517502, 133035004, 166293755, 266070008, 332587510, 665175020, 1330350040]

約数ペア:

[(1, 1330350040), (2, 665175020), (4, 332587510), (5, 266070008), (8, 166293755), (10, 133035004), (20, 66517502), (40, 33258751), (47, 28305320), (94, 14152660), (188, 7076330), (235, 5661064), (376, 3538165), (470, 2830532), (940, 1415266), (1880, 707633)]